Home / 74,946.10-112,474.60-35,503.30

Finding the Fourth Proportional to 74,946.10, 112,474.60 and 35,503.30

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Solution

The fourth proportional to 74,946.10, 112,474.60 and 35,503.30 is: 53,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,946.10 : 112,474.60 = 35,503.30 : x
  2. Step 2: Convert to fraction form
    74,946.10/112,474.60 = 35,503.30/x
  3. Step 3: Cross multiply
    74,946.10x = 112,474.60 × 35,503.30
  4. Step 4: Simplify right side
    74,946.10x = 3,993,219,466.18
  5. Step 5: Solve for x
    x = 3,993,219,466.18/74,946.10
  6. Step 6: Final answer
    x = 53,281.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.